Pentair 475975 Control Board Replacement for ETi 400 Heater
The Pentair 475975 Control Board Replacement for ETi 400 Heater is a genuine replacement control board designed for the ETi 400 High Efficiency Pool Heater. This control board ensures optimal performance and reliability for your pool and spa heating system. It supplies power to the combustion air blowers through a series of safety interlocks, enhancing the efficiency of your heating system.
